Our mission is to improve the quality of human life by enabling people to do more, feel better and live longer. We are a research-based pharmaceutical company with a share of around 5% of the world's pharmaceutical market. Our business employs 96,500 people in over 100 countries, and around 13,000 people work in our research teams to discover new medicines. We are committed to tackling the three "priority" diseases identified by the World Health Organization: HIV/AIDS, tuberculosis and malaria. In the developing world, we provide certain medicines at preferential prices ensuring that the poorest can still benefit from our treatments and vaccines. Our vaccines are included in immunization campaigns in 182 countries worldwide, and we delivered 1.4 billion vaccine doses to 179 countries in 2010.